import java.util.Scanner;
public class Example3_4{
  public static void main(String args[]){
    int number = 0;
    System.out.println("输入正整数（回车确定）");
    Scanner reader = new Scanner(System.in);
    number = reader.nextInt();
    switch(number){
        case 9:
        case 131:
        case 12:  System.out.println(number+"是三等奖");
                  break;
        case 209:
        case 596:
        case 27:  System.out.println(number+"是二等奖");
                  break;
        case 875:
        case 316:
        case 59:  System.out.println(number+"是一等奖");
                  break;
        default:  System.out.println(number+"未中奖");
    }
  }
}
